C. Figure, R. Baillargeon, and R. M. Scott, Images extracted from each of the movies in Study 8 Outlined in purple, the steps being different between both conditions False-belief understanding in infants, Z. Trends in Cognitive Sciences, vol.14, issue.3, pp.110-118, 2010.

R. Bakeman and J. R. Brownlee, Social Rules Governing Object Conflicts in Toddlers and Preschoolers, Peer relations and social skills in childhood (pp. 99Ð110), 1982.
DOI : 10.1007/978-1-4613-8180-8_5

E. Bates, Language about me and you: Pronominal reference and the emerging concept of self The self in transition: Infancy to childhood, 1990.

J. K. Beggan, Using what you own to get what you need: The role of possessions in satisfying control motivation, Journal of Social Behavior and Personality, vol.6, issue.6, pp.129-146, 1991.

J. K. Beggan, On the social nature of nonsocial perception: The mere ownership effect., Journal of Personality and Social Psychology, vol.62, issue.2, pp.229-237, 1992.
DOI : 10.1037/0022-3514.62.2.229

J. K. Beggan and E. M. Brown, Association as a Psychological Justification for Ownership, The Journal of Psychology, vol.37, issue.4, pp.365-380, 1994.
DOI : 10.1016/0022-1031(76)90085-8

T. Behne, M. Carpenter, J. Call, and M. Tomasello, Unwilling Versus Unable: Infants' Understanding of Intentional Action., Developmental Psychology, vol.41, issue.2, pp.328-337, 2005.
DOI : 10.1037/0012-1649.41.2.328

L. D. Beletsky and G. H. Orians, Territoriality among male red-winged blackbirds, Behavioral Ecology and Sociobiology, vol.81, issue.5, pp.333-339, 1989.
DOI : 10.1007/BF00290910

R. W. Belk, Possessions and the Extended Self, Journal of Consumer Research, vol.15, issue.2, pp.139-168, 1988.
DOI : 10.1086/209154

R. J. Blair, A cognitive developmental approach to morality: investigating the psychopath, Cognition, vol.57, issue.1, pp.1-29, 1995.
DOI : 10.1016/0010-0277(95)00676-P

R. J. Blair, Brief report: Morality in the autistic child, Journal of Autism and Developmental Disorders, vol.26, pp.571-579, 1996.

R. J. Blair, Moral reasoning and the child with psychopathic tendencies, Personality and Individual Differences, vol.22, issue.5, pp.731-739, 1997.
DOI : 10.1016/S0191-8869(96)00249-8

P. R. Blake and P. L. Harris, Children's understanding of ownership transfers, Cognitive Development, vol.24, issue.2, pp.133-145, 2009.
DOI : 10.1016/j.cogdev.2009.01.002

P. R. Blake and P. L. Harris, Early representations of ownership, New Directions for Child and Adolescent Development, vol.34, issue.132, 2011.
DOI : 10.1002/cd.295

. Friedman, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.39-51

P. R. Blake, P. Ganea, and P. L. Harris, Absent referents and absent owners: Learning who owns what via testimony, Poster presented at the International Conference on Infant Studies, 2010.

J. A. Blumenthal, ÒTo Be HumanÓ: A Psychological Perspective on Property Law, 2009.

C. Boesch, Cooperative hunting in wild chimpanzees, Animal Behaviour, vol.48, issue.3, pp.653-667, 1994.
DOI : 10.1006/anbe.1994.1285

C. Boesch, Cooperative hunting roles among ta?? chimpanzees, Human Nature, vol.22, issue.4, pp.27-46, 2001.
DOI : 10.1007/s12110-002-1013-6
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.556.2265

J. Bowlby, The nature of the childÕs ties to his mother, International Journal of Psychoanalysis, vol.39, p.350, 1958.

J. Bowlby, Attachment and Loss, 1969.

L. Brenner, Y. Rottenstreich, S. Sood, and B. Bilgin, On the Psychology of Loss Aversion: Possession, Valence, and Reversals of the Endowment Effect: Table 1, Journal of Consumer Research, vol.34, issue.3, pp.369-376, 2007.
DOI : 10.1086/518545

S. F. Brosnan, Property in nonhuman primates, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.9-22, 2011.
DOI : 10.1002/cd.293

S. F. Brosnan and F. B. De-waal, Monkeys reject unequal pay, Nature, vol.425, issue.6955, pp.297-299, 2003.
DOI : 10.1038/nature01963

S. F. Brosnan, O. D. Jones, M. C. Mareno, A. S. Richardson, S. P. Lambeth et al., Endowment Effects in Chimpanzees, Current Biology, vol.17, issue.19, pp.1704-1707, 2007.
DOI : 10.1016/j.cub.2007.08.059

D. E. Brown, Human Universals, 1991.
DOI : 10.4135/9781452276311.n135

M. Buon, E. Dupoux, S. Margules, and P. Jacob, Friend or Foe? Early Social Evaluation of Human Interactions, PLoS ONE, vol.128, issue.2
DOI : 10.1371/journal.pone.0088612.s003

M. Buon, P. Jacob, and E. Dupoux, The role of causal and intentional structure of a perceived action in early moral and social judgment, Poster presented at the International Conference on Infant studies, 2008.

T. Callaghan, P. Rochat, A. Lillard, M. L. Claux, H. Odden et al., Synchrony in the Onset of Mental-State Reasoning: Evidence From Five Cultures, Psychological Science, vol.67, issue.5, pp.378-384, 2005.
DOI : 10.1111/1467-8624.00437

S. Carey, The Origin of Concepts, 2009.

F. Cram and S. H. Ng, Children's endorsement of ownership attributes, Journal of Economic Psychology, vol.10, issue.1, pp.63-75, 1989.
DOI : 10.1016/0167-4870(89)90057-3

S. J. Cunningham, D. J. Turk, L. M. Macdonald, and C. N. Macrae, Yours or mine? Ownership and memory, Consciousness and Cognition, vol.17, issue.1, pp.312-318, 2008.
DOI : 10.1016/j.concog.2007.04.003

F. Cushman, Crime and punishment: Distinguishing the roles of causal and intentional analyses in moral judgment, Cognition, vol.108, issue.2, pp.353-380, 2008.
DOI : 10.1016/j.cognition.2008.03.006

F. A. Cushman, L. Young, and M. Hauser, The Role of Conscious Reasoning and Intuition in Moral Judgment: Testing Three Principles of Harm, Psychological Science, vol.292, issue.12, pp.17-1082, 2006.
DOI : 10.1111/j.1467-9280.2005.01614.x

N. B. Davies, Territorial defence in the speckled wood butterfly (Pararge aegeria): The resident always wins, Animal Behaviour, vol.26, pp.138-147, 1978.
DOI : 10.1016/0003-3472(78)90013-1

A. J. Decasper and W. P. Fifer, Of human bonding: newborns prefer their mothers' voices, Science, vol.208, issue.4448, pp.1174-1176, 1980.
DOI : 10.1126/science.7375928

S. Dehaene, The Number Sense, 1997.

H. Dittmar, The social psychology of material possessions: To have is to be, 1992.

J. C. Dixon and J. W. Street, The Distinction between Self and Not-Self in Children and Adolescents, The Journal of Genetic Psychology, vol.29, issue.3, pp.157-162, 1975.
DOI : 10.1080/00223980.1959.9916303

J. Dunn, The beginnings of social understanding, 1988.
DOI : 10.4159/harvard.9780674330610

N. Eisenberg-berg, R. J. Haake, M. Hand, and E. Sadalla, Effects of instructions concerning ownership of a toy on preschoolers' sharing and defensive behaviors., Developmental Psychology, vol.15, issue.4, pp.460-461, 1979.
DOI : 10.1037/0012-1649.15.4.460

N. Eisenberg-berg, R. J. Haake, and K. Bartlett, The effects of possession and ownership on the sharing and proprietary behaviors of preschool children, Merrill- Palmer Quarterly, vol.27, pp.61-68, 1981.

L. Ellis, On the rudiments of possessions and property, Social Science Information, vol.24, issue.1, pp.113-143, 1985.
DOI : 10.1177/053901885024001006

G. Faigenbaum, ChildrenÕs economic experience: Exchange, reciprocity, and value, 2005.

L. G. Fasig, Toddlers' Understanding of Ownership: Implications for Self-Concept Development, Social Development, vol.9, issue.3, pp.370-382, 2000.
DOI : 10.1111/1467-9507.00131

L. Feigenson, S. Dehaene, and E. S. Spelke, Core systems of number, Trends in Cognitive Sciences, vol.8, issue.7, pp.307-314, 2004.
DOI : 10.1016/j.tics.2004.05.002

O. Friedman, First possession: An assumption guiding inferences about who owns what, Psychonomic Bulletin & Review, vol.1, issue.2, pp.290-295, 2008.
DOI : 10.3758/PBR.15.2.290

O. Friedman, Necessary for Possession: How People Reason About the Acquisition of Ownership, Personality and Social Psychology Bulletin, vol.359, issue.9, pp.1161-1169, 2010.
DOI : 10.1177/0146167210378513

O. Friedman and K. R. Neary, Determining who owns what: Do children infer ownership from first possession?, Cognition, vol.107, issue.3, pp.829-849, 2008.
DOI : 10.1016/j.cognition.2007.12.002

O. Friedman and K. R. Neary, First possession beyond the law: Adults' and young children's intuitions about ownership, Tulane Law Review, vol.83, pp.679-690, 2009.

O. Friedman, K. R. Neary, M. A. Defeyter, and S. L. Malcolm, Ownership and object history, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.79-89, 2011.
DOI : 10.1002/cd.298

L. Furby, POSSESSION IN HUMANS: AN EXPLORATORY STUDY OF ITS MEANING AND MOTIVATION, Social Behavior and Personality: an international journal, vol.6, issue.1, pp.49-65, 1978.
DOI : 10.2224/sbp.1978.6.1.49

L. Furby, The Origins and Early Development of Possessive Behavior, Political Psychology, vol.2, issue.1, pp.30-42, 1980.
DOI : 10.2307/3790969

G. Gergely and J. S. Watson, Early social-emotional development: Contingency perceptionand the social biofeedback model, pp.101-137, 1999.

A. Gopnik and J. W. Astington, Children's Understanding of Representational Change and Its Relation to the Understanding of False Belief and the Appearance-Reality Distinction, Child Development, vol.59, issue.1, pp.26-37, 1988.
DOI : 10.2307/1130386

J. Greene, Dual-process morality and the personal/impersonal distinction: A reply to McGuire, Langdon, Coltheart, and Mackenzie, Journal of Experimental Social Psychology, vol.45, issue.3, pp.581-584, 2009.
DOI : 10.1016/j.jesp.2009.01.003

J. D. Greene and J. Haidt, How (and where) does moral judgment work?, Trends in Cognitive Sciences, vol.6, issue.12, pp.517-523, 2002.
DOI : 10.1016/S1364-6613(02)02011-9

J. D. Greene, L. E. Nystrom, A. D. Engell, J. M. Darley, and J. D. Cohen, The Neural Bases of Cognitive Conflict and Control in Moral Judgment, Neuron, vol.44, issue.2, pp.44-389, 2004.
DOI : 10.1016/j.neuron.2004.09.027

J. D. Greene, R. B. Sommerville, L. E. Nystrom, J. M. Darley, and J. D. Cohen, An fMRI Investigation of Emotional Engagement in Moral Judgment, Science, vol.293, issue.5537, pp.2105-2108, 2001.
DOI : 10.1126/science.1062872

J. Haidt, The emotional dog and its rational tail: A social intuitionist approach to moral judgment., Psychological Review, vol.108, issue.4, pp.814-834, 2001.
DOI : 10.1037/0033-295X.108.4.814

J. Haidt, The New Synthesis in Moral Psychology, Science, vol.316, issue.5827, pp.998-1002, 2007.
DOI : 10.1126/science.1137651

J. K. Hamlin, K. Wynn, and P. Bloom, Social evaluation by preverbal infants, Nature, issue.22, pp.450-557, 2007.
DOI : 10.1038/nature06288

J. K. Hamlin and K. Wynn, Young infants prefer prosocial to antisocial others, Cognitive Development, vol.26, issue.1, pp.30-39, 2011.
DOI : 10.1016/j.cogdev.2010.09.001

W. T. Harbaugh, K. Krause, and L. Vesterlund, Are adults better behaved than children? Age, experience, and the endowment effect, Economics Letters, vol.70, issue.2, pp.175-181, 2001.
DOI : 10.1016/S0165-1765(00)00359-1

M. B. Harris, Reciprocity and Generosity: Some Determinants of Sharing in Children, Child Development, vol.41, issue.2, pp.41-313, 1970.
DOI : 10.2307/1127034

M. Hauser, Moral minds: How nature designed our universal sense of right and wrong, 2006.

M. Hauser, F. Cushman, L. Young, J. Kang-xing, and J. Mikhail, A dissociation between moral judgments and justifications. Mind and Language, pp.1-21, 2006.

D. Hay, A. Nash, and J. Pedersen, Interaction between Six-Month-Old Peers, Child Development, vol.54, issue.3, pp.557-562, 1983.
DOI : 10.2307/1130042

D. F. Hay and K. V. Cook, The transformation of prosocial behavior from infancy to childhood, Socioemotional development in the toddler years: transitions and transformations, 2007.

D. F. Hay, Yours and mine: Toddlers' talk about possessions with familiar peers, British Journal of Developmental Psychology, vol.41, issue.1, pp.39-52, 2006.
DOI : 10.1348/026151005X68880

D. F. Hay and H. S. Ross, The Social Nature of Early Conflict, Child Development, vol.53, issue.1, pp.105-113, 1982.
DOI : 10.2307/1129642

D. F. Hay, S. Hurst, C. S. Waters, and A. Chadwick, InfantsÕ use of force to defend toys: The origins of instrumental aggression, Infancy, issue.5, pp.16-471, 2011.

G. W. Hegel, Philosophy of Right, 1821.
DOI : 10.1093/oseo/instance.00079560

F. Heider, The psychology of interpersonal relations, 1958.
DOI : 10.1037/10628-000

B. Heinrich, Mind of the raven : investigations and adventures with wolf-birds, 1999.

L. T. Hobhouse, Morals in Evolution : A study in comparative ethics, 1906.

L. T. Hobhouse, The Historical Evolution of Property, in Fact and in Idea, Property : its duties and rights, pp.1-36, 1922.
DOI : 10.1017/CBO9781139170444.018

E. A. Hoebel, The law of primitive man: A study in comparative legal dynamics, 1954.

M. L. Hoffman, Empathy and moral development: Implications for caring and justice, 2000.
DOI : 10.1017/CBO9780511805851

J. Hook, Judgments about the right to property from preschool to adulthood., Law and Human Behavior, vol.17, issue.1, pp.135-146, 1993.
DOI : 10.1007/BF01044542

D. Hume, A treatise of human nature. The Project Gutenberg e-Book, 1739.

D. Hume, An enquiry concerning the principles of morals, 1776.

A. Imbens-bailey and B. A. Pan, Pragmatics of Self- and Other-Reference in Young Children, Social Development, vol.7, issue.2, pp.219-233, 1998.
DOI : 10.1111/1467-9507.00063

G. P. Ingram and J. M. Bering, Children???s Tattling: The Reporting of Everyday Norm Violations in Preschool Settings, Child Development, vol.17, issue.3, pp.945-957, 2010.
DOI : 10.1111/j.1467-8624.2010.01444.x

A. Iriki, M. Tanaka, and Y. Iwamura, Coding of modified body schema during tool use by macaque postcentral neurons, Neuroreport, issue.14, pp.7-2325, 1996.

F. W. Irwin and M. E. Gebhard, Studies in Object-Preferences: The Effect of Ownership and Other Social Influences, The American Journal of Psychology, vol.59, issue.4, pp.633-651, 1946.
DOI : 10.2307/1416829

W. James, The principles of psychology, 1890.

K. Jensen, J. Call, and M. Tomasello, Chimpanzees are vengeful but not spiteful, Proceedings of the National Academy of Sciences, pp.13046-13050, 2007.
DOI : 10.1073/pnas.0705555104
URL : http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1941811

S. C. Johnson, C. S. Dweck, and F. S. Chen, Evidence for Infants' Internal Working Models of Attachment, Psychological Science, vol.358, issue.6, pp.501-502, 2007.
DOI : 10.1111/1467-9280.01454

S. C. Johnson, C. S. Dweck, F. S. Chen, H. L. Stern, S. Ok et al., At the Intersection of Social and Cognitive Development: Internal Working Models of Attachment in Infancy, Cognitive Science, vol.8, issue.1, pp.807-825, 2010.
DOI : 10.1111/j.1551-6709.2010.01112.x

D. Kahneman, J. L. Knetsch, and R. H. Thaler, Anomalies: The Endowment Effect, Loss Aversion, and Status Quo Bias, Journal of Economic Perspectives, vol.5, issue.1, pp.193-206, 1991.
DOI : 10.1257/jep.5.1.193

C. Kalish, Becoming status conscious, Philosophical Explorations, vol.14, issue.3, pp.245-263, 2005.
DOI : 10.1016/S0010-0277(99)00007-4

C. W. Kalish and C. D. Anderson, Ownership as a social status, New Directions for Child and Adolescent Development, vol.13, issue.132, 2011.
DOI : 10.1002/cd.297

. Friedman, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.65-78

I. V. Kalnins and J. S. Bruner, The Coordination of Visual Observation and Instrumental Behavior in Early Infancy, Perception, vol.2, issue.3, pp.307-314, 1973.
DOI : 10.1068/p020307

P. Kanngiesser, N. Gjersoe, and B. Hood, The Effect of Creative Labor on Property-Ownership Transfer by Preschool Children and Adults, Psychological Science, vol.9, issue.9, pp.1236-1241, 2010.
DOI : 10.1177/0022022109332844

I. Kant, Foundations of the metaphysics of morals, 1785.

K. Kaye, The mental and social life of babies. How parents create persons, 1982.

S. Kim, C. W. Kalish, and F. E. Lu, Children's ascriptions of property rights with changes of ownership, Cognitive Development, vol.24, issue.3, pp.322-336, 2001.
DOI : 10.1016/j.cogdev.2009.03.004

K. D. Kinzler, E. Dupoux, and E. S. Spelke, The native language of social cognition, Proceedings of the National Academy of Sciences of the USA, pp.12577-12580, 2007.
DOI : 10.1073/pnas.0705345104

L. Kohlberg, Stage and sequence: The cognitive-developmental approach to socialization, Handbook of socialization theory and research, pp.347-480, 1969.

L. Kohlberg, Moral stage and moralization: The cognitive-developmental approach, 1976.

J. R. Krebs, Territorial defence in the great tit (Parus major): Do residents always win?, Behavioral Ecology and Sociobiology, vol.39, issue.3, pp.185-194, 1982.
DOI : 10.1007/BF00300061

V. Kuhlmeier, K. Wynn, and P. Bloom, Attribution of Dispositional States by 12-Month-Olds, Psychological Science, vol.82, issue.5, pp.402-408, 2003.
DOI : 10.1016/S0010-0277(98)00058-4

H. Kummer and M. Cords, Cues of ownership in long-tailed macaques, Macaca fascicularis, Animal Behaviour, vol.42, issue.4, pp.529-549, 1991.
DOI : 10.1016/S0003-3472(05)80238-6

M. Lakin, M. G. Lakin, and P. R. Costanzo, Group Processes in Early Childhood: A Dimension of Human Development, International Journal of Behavioral Development, vol.21, issue.2, pp.171-183, 1979.
DOI : 10.1037/10024-000

V. Lakshminarayanan, M. K. Chen, and L. R. Santos, Endowment effect in capuchin monkeys, Philosophical Transactions of the Royal Society B: Biological Sciences, vol.7, issue.1, pp.363-3837, 2008.
DOI : 10.1007/s10071-003-0181-z

E. B. Lehman, B. E. Arnold, and S. L. Reeves, Attachments to Blankets, Teddy Bears, and Other Nonsocial Objects: A Child's Perspective, The Journal of Genetic Psychology, vol.34, issue.4, pp.443-459, 1995.
DOI : 10.2307/1129649

A. M. Leslie, R. Mallon, and J. A. Dicorcia, Transgressors, victims, and cry babies: Is basic moral judgment spared in autism?, Social Neuroscience, vol.36, issue.3-4, pp.3-4, 2006.
DOI : doi:10.1007/BF01531288

M. J. Levitt, R. A. Weber, M. C. Clark, and P. Mcdonnell, Reciprocity of exchange in toddler sharing behavior., Developmental Psychology, vol.21, issue.1, pp.122-123, 1985.
DOI : 10.1037/0012-1649.21.1.122

M. Lewis, S. M. Alessandri, and M. W. Sullivan, Violation of expectancy, loss of control, and anger expressions in young infants., Developmental Psychology, vol.26, issue.5, pp.745-751, 1990.
DOI : 10.1037/0012-1649.26.5.745

J. S. Lipton and E. S. Spelke, Origins of Number Sense: Large-Number Discrimination in Human Infants, Psychological Science, vol.7, issue.5, pp.396-401, 2003.
DOI : 10.1016/S0010-0277(99)00066-9

L. Litwinsky, Summary, Philosophy, vol.22, issue.83, pp.240-251, 1947.
DOI : 10.1017/S0031819100005702

J. Locke, Two Treatises of Government, 1690.
DOI : 10.1017/CBO9780511840890.028

F. E. Lu, The common property regime of the Huaorani Indians of Ecuador : Implications and challenges to conservation, Human Ecology, vol.29, issue.4, 2001.

M. M. Lucas, L. Wagner, and C. Chow, Fair game: The intuitive economics of resource exchange in four-year olds., Journal of Social, Evolutionary, and Cultural Psychology, vol.2, issue.3, pp.74-88, 2008.
DOI : 10.1037/h0099353

B. Malinowski, Argonauts of the Western Pacific: Native Enterprise and Adventure in the Archipelagoes of Melanesian New Guinea, RAIN, issue.29, 1932.
DOI : 10.2307/3031829

A. Maravita and A. Iriki, Tools for the body (schema), Trends in Cognitive Sciences, vol.8, issue.2, pp.79-86, 2004.
DOI : 10.1016/j.tics.2003.12.008

M. Mauss, The Gift: forms and functions of exchange in archaic societies, 1952.

J. Maynard-smith and G. A. Parker, The logic of asymmetric contests, Animal Behaviour, vol.24, issue.1, pp.159-175, 1976.
DOI : 10.1016/S0003-3472(76)80110-8

D. Mcclelland, Personality, 1951.

J. Mikhail, Universal moral grammar: theory, evidence and the future, Trends in Cognitive Sciences, vol.11, issue.4, pp.143-152, 2007.
DOI : 10.1016/j.tics.2006.12.007

K. R. Neary and O. Friedman, Competence and performance in childrenÕs appreciation of ownership transfers. Poster presented at the VI Biennial meeting of the Cognitive Development Society, 2009.

K. R. Neary, O. Friedman, and C. L. Burnstein, Preschoolers infer ownership from ???control of permission???., Developmental Psychology, vol.45, issue.3, pp.873-876, 2009.
DOI : 10.1037/a0014088

K. R. Neary, J. W. Van-de-vondervoort, and O. Friedman, Artifacts and natural kinds: Children's judgments about whether objects are owned., Developmental Psychology, vol.48, issue.1, pp.149-158, 2012.
DOI : 10.1037/a0025661

D. Newman, Owner and Permission among nursery school children The Development of Social Understanding, 1978.

S. Nichols, Norms with feeling: towards a psychological account of moral judgment, Cognition, vol.84, issue.2, pp.221-236, 2002.
DOI : 10.1016/S0010-0277(02)00048-3

N. S. Noles and F. C. Keil, Exploring ownership in a developmental context, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.91-103, 2011.
DOI : 10.1002/cd.299

L. Nucci, Social conflict and the development of childrenÕs moral and conventional concepts, New Directions for Child Development, vol.29, pp.55-70, 1985.

L. Nucci and E. Turiel, Social Interactions and the Development of Social Concepts in Preschool Children, Child Development, vol.49, issue.2, pp.400-407, 1978.
DOI : 10.2307/1128704

L. P. Nucci, C. Camino, and C. M. Sapiro, Social Class Effects on Northeastern Brazilian Children's Conceptions of Areas of Personal Choice and Social Regulation, Child Development, vol.67, issue.3, pp.1223-1242, 1996.
DOI : 10.2307/1131889

K. R. Olson and A. Shaw, ???No fair, copycat!???: what children???s response to plagiarism tells us about their understanding of ideas, Developmental Science, vol.13, issue.2, pp.431-439, 2011.
DOI : 10.1111/j.1467-7687.2010.00993.x

K. R. Olson and E. S. Spelke, Foundations of cooperation in young children, Cognition, vol.108, issue.1, pp.222-231, 2008.
DOI : 10.1016/j.cognition.2007.12.003

K. R. Olson, M. R. Banaji, C. S. Dweck, and E. S. Spelke, ChildrenÕs biased evaluations of lucky versus unlucky people and their social groups, Psychological Science, issue.10, pp.17-845, 2006.

K. R. Olson, Y. Dunham, C. S. Dweck, E. S. Spelke, and M. R. Banaji, Judgments of the lucky across development and culture., Journal of Personality and Social Psychology, vol.94, issue.5, pp.94-757, 2008.
DOI : 10.1037/0022-3514.94.5.757

J. Piaget, The moral judgment of the child, 1932.

J. Piaget, The origin of intelligence in children, 1936.
DOI : 10.1037/11494-000

J. L. Pierce, T. Kostova, and K. T. Dirks, The state of psychological ownership: Integrating and extending a century of research., Review of General Psychology, vol.7, issue.1, pp.84-107, 2003.
DOI : 10.1037/1089-2680.7.1.84

E. Prelinger, Extension and Structure of the Self, The Journal of Psychology, vol.5, issue.1, pp.13-23, 1959.
DOI : 10.1037/10790-000

D. Premack and A. J. Premack, Origins of human social competence, 1995.

. Gazzaniga, Cognitive neuroscience

D. Premack and A. J. Premack, Infants Attribute Value?? to the Goal-Directed Actions of Self-propelled Objects, Journal of Cognitive Neuroscience, vol.3, issue.6, pp.848-856, 1997.
DOI : 10.1016/0364-0213(90)90025-R

J. Prinz, The emotional basis of moral judgments, Philosophical Explorations, vol.300, issue.1, pp.29-43, 2006.
DOI : 10.1111/j.1467-9280.2005.01614.x

M. J. Radin, Property and Personhood, Stanford Law Review, vol.34, issue.5, pp.957-1015, 1982.
DOI : 10.2307/1228541

H. Rakoczy, Taking fiction seriously: Young children understand the normative structure of joint pretence games., Developmental Psychology, vol.44, issue.4, pp.1195-1201, 2008.
DOI : 10.1037/0012-1649.44.4.1195

H. Rakoczy, F. Warneken, and M. Tomasello, The sources of normativity: Young children's awareness of the normative structure of games., Developmental Psychology, vol.44, issue.3, pp.44-875, 2008.
DOI : 10.1037/0012-1649.44.3.875

P. G. Ramsey, Possession Episodes in Young Children's Social Interactions, The Journal of Genetic Psychology, vol.8, issue.3, pp.315-325, 1987.
DOI : 10.1080/00221325.1987.9914561

J. Reb and T. Connolly, Possession, feelings of ownership and the endowment effect, Judgment and Decision Making, vol.2, issue.2, pp.107-114, 2007.

E. Robbins and P. Rochat, Emerging Signs of Strong Reciprocity in Human Ontogeny, Frontiers in Psychology, vol.2, issue.353, pp.1-14, 2011.
DOI : 10.3389/fpsyg.2011.00353

P. Rochat and S. J. Hespos, Differential rooting response by neonates: Evidence of an early sense of self, Early Development and Parenting, vol.6, pp.3-4, 1997.

P. Rochat and C. Passos-ferreira, Homo Negotiatus Ontogeny of the unique ways humans own and share Origins of the social mind: Evolutionary and developmental views, 2008.

P. Rochat, Mouthing and grasping in neonates: Evidence for the early detection of what hard or soft substances afford for action, Infant Behavior and Development, vol.10, issue.4, pp.435-449, 1987.
DOI : 10.1016/0163-6383(87)90041-5

P. Rochat, The InfantÕs World, Translation in French, 2001.

P. Rochat, Intentional action arises from early reciprocal exchanges, Acta Psychologica, vol.124, issue.1, pp.8-25, 2007.
DOI : 10.1016/j.actpsy.2006.09.004

P. Rochat, Others in Mind Ð The social origin of self-consciousness, 2009.

P. Rochat, Property sense by young children across 7 cultures. Paper presented at the VI Biennal meeting of the Cognitive Development Society, 2009.

P. Rochat, Possession and morality in early development Origins of ownership of property. New Directions for Child and Adolescent Development, pp.23-38, 2011.

P. Rochat, The self as phenotype, Consciousness and Cognition, vol.20, issue.1, pp.109-119, 2011.
DOI : 10.1016/j.concog.2010.09.012

P. Rochat and . Striano, Emerging self-exploration by 2-month-old infants, Developmental Science, vol.2, issue.2, pp.206-218, 1999.
DOI : 10.1111/1467-7687.00069

P. Rochat, M. D. Dias, G. Liping, T. Broesch, C. Passos-ferreira et al., Fairness in Distributive Justice by 3- and 5-Year-Olds Across Seven Cultures, Journal of Cross-Cultural Psychology, vol.40, issue.3, pp.40-416, 2009.
DOI : 10.1177/0022022109332844

P. Rochat, J. Querido, and T. Striano, Emerging sensitivity to the timing and structure of protoconversation in early infancy., Developmental Psychology, vol.35, issue.4, pp.950-957, 1999.
DOI : 10.1037/0012-1649.35.4.950

P. Rochat, T. Striano, and L. Blatt, Differential effects of happy, neutral, and sad still-faces on 2-, 4- and 6-month-old infants, Infant and Child Development, vol.67, issue.4, pp.289-303, 2002.
DOI : 10.1002/icd.259

M. M. Rodgon and S. E. Rashman, Expression of Owner-Owned Relationships among Holophrastic 14- to 32-Month-Old Children, Child Development, vol.47, issue.4, pp.47-1219, 1976.
DOI : 10.2307/1128470

C. M. Rose, Possession as the origin of property. The University of Chicago Law Review, pp.73-88, 1985.

H. Ross, C. Conant, and M. Vickar, Property rights and the resolution of social conflict, Origins of ownership of property. New Directions for Child and Adolescent Development, pp.53-64, 2011.
DOI : 10.1002/cd.296

H. Ross, C. Tesla, B. Kenyon, and S. P. Lollis, Maternal intervention in toddler peer conflict: The socialization of principles of justice., Developmental Psychology, vol.26, issue.6, pp.994-1003, 1990.
DOI : 10.1037/0012-1649.26.6.994

H. S. Ross, Negotiating principles of entitlement in sibling property disputes., Developmental Psychology, vol.32, issue.1, pp.90-101, 1996.
DOI : 10.1037/0012-1649.32.1.90

H. S. Ross and I. M. Bak-lammers, Consistency and Change in Children???s Tattling on their Siblings: Children???s Perspectives on the Moral Rules and Procedures of Family Life, Social Development, vol.7, issue.3, pp.275-300, 1998.
DOI : 10.1111/1467-9507.00068

F. Rossano, H. Rakoczy, and M. Tomasello, Young children???s understanding of violations of property rights, Cognition, vol.121, issue.2, pp.219-227, 2011.
DOI : 10.1016/j.cognition.2011.06.007

C. Rovee-collier, Learning and memory in infancy, Handbook of infant development, pp.98-148, 1987.

F. W. Rudmin, Dominance, Social Control, and Ownership: A History and a Cross-Cultural Study of Motivations for Private Property, Cross-Cultural Research, vol.22, issue.1-4, pp.1-4, 1988.
DOI : 10.1177/106939718802200111

F. W. Rudmin, ÒTo own is to be perceived to ownÓ: A social cognitive look at the ownership of property To have possessions: A handbook on ownership and property, Journal of Social Behavior and Personality, vol.6, issue.6, pp.84-104, 1991.

F. W. Rudmin, Cross-cultural correlated of the ownership of private property: ZelmanÕs gender data revisited. Cross-cultural research, pp.115-153, 1996.

F. W. Rudmin and J. W. Berry, Semantics of ownership: A free-recall study of property, The Psychological Record, vol.37, pp.257-268, 1987.

B. E. Russ, J. A. Comins, R. Smith, and M. D. Hauser, Recognizing and respecting claims over resources in free-ranging rhesus monkeys, Macaca mulatta, Animal Behaviour, vol.80, issue.3, pp.563-569, 2010.
DOI : 10.1016/j.anbehav.2010.06.026

M. M. Saylor, P. A. Ganea, and M. D. Vasquez, What???s mine is mine: twelve-month-olds use possessive pronouns to identify referents, Developmental Science, vol.39, issue.4, pp.859-864, 2011.
DOI : 10.1111/j.1467-7687.2010.01034.x

M. E. Seligman, Helplessness, 1975.

C. U. Shantz, Conflicts between Children, Child Development, vol.58, issue.2, pp.283-305, 1987.
DOI : 10.2307/1130507

H. Sigg and J. Falett, Experiments on respect of possession and property in hamadryas baboons (Papio hamadryas), Animal Behaviour, vol.33, issue.3, pp.978-984, 1985.
DOI : 10.1016/S0003-3472(85)80031-2

D. Singh, Preference for bar pressing to obtain reward over freeloading in rats and children., Journal of Comparative and Physiological Psychology, vol.73, issue.2, pp.320-327, 1970.
DOI : 10.1037/h0030222

E. R. Siqueland and C. A. Delucia, Visual Reinforcement of Nonnutritive Sucking in Human Infants, Science, vol.165, issue.3898, pp.1144-1146, 1969.
DOI : 10.1126/science.165.3898.1144

J. G. Smetana, Preschool Children's Conceptions of Moral and Social Rules, Child Development, vol.52, issue.4, pp.1333-1336, 1981.
DOI : 10.2307/1129527

J. G. Smetana, Social-cognitive development: Domain distinctions and coordinations, Developmental Review, vol.3, issue.2, pp.131-147, 1983.
DOI : 10.1016/0273-2297(83)90027-8

J. G. Smetana, Toddlers' Social Interactions regarding Moral and Conventional Transgressions, Child Development, vol.55, issue.5, pp.1767-1776, 1984.
DOI : 10.2307/1129924

J. G. Smetana, N. Schlagman, and P. W. Adams, Preschool Children's Judgments about Hypothetical and Actual Transgressions, Child Development, vol.64, issue.1, pp.202-214, 1993.
DOI : 10.2307/1131446

F. Snare, The concept of property, American Philosophical Quarterly, vol.9, 1972.

E. S. Spelke, Core knowledge., American Psychologist, vol.55, issue.11, pp.1233-1243, 2000.
DOI : 10.1037/0003-066X.55.11.1233
URL : https://hal.archives-ouvertes.fr/hal-00206261

J. E. Stake, The uneasy case for adverse possession, Georgetown Law Journal, vol.89, pp.2419-2474, 2001.

J. E. Stake, The property instinct, Philosophical Transactions of the Royal Society B: Biological Sciences, vol.359, pp.1744-1763, 2004.

E. Staub and L. Sherk, Need for approval, childrenÕs sharing behavior, and reciprocity in sharing, Child Development, pp.41-243, 1970.

D. N. Stern, The Interpersonal World of the Infant: A view from psychoanalysis and developmental psychology, 1985.

R. H. Thaler, Toward a positive theory of consumer choice, Journal of Economic Behavior & Organization, vol.1, issue.1, pp.39-60, 1980.
DOI : 10.1016/0167-2681(80)90051-7

M. S. Tisak and E. Turiel, Children's Conceptions of Moral and Prudential Rules, Child Development, vol.55, issue.3, pp.1030-1039, 1984.
DOI : 10.2307/1130154

J. Tobias, Asymmetric territorial contests in the European robin: the role of settlement costs, Animal Behaviour, vol.54, issue.1, pp.9-21, 1997.
DOI : 10.1006/anbe.1996.0383

M. Tomasello, Joint attention as social cognition Hillsdale, Joint Attention: Its Origins and Role in Development, pp.103-130, 1995.

M. Tomasello, One childÕs early talk about possession The linguistics of giving (pp. 349Ð373), 1998.

M. Tomasello, Cultural origins of human cognition, 1999.

M. Tomasello, M. Carpenter, J. Call, T. Behne, and H. Moll, Understanding and sharing intentions: The origins of cultural cognition, Behavioral and Brain Sciences, vol.28, issue.05, pp.675-691, 2005.
DOI : 10.1017/S0140525X05000129

C. Trevarthen, Communication and cooperation in early infancy. A description of primary intersubjectivity Before speech: The beginning of human communication, pp.321-347, 1979.

E. Z. Tronick, H. Als, L. Adamson, S. Wise, and T. B. Brazelton, The Infant's Response to Entrapment between Contradictory Messages in Face-to-Face Interaction, Journal of the American Academy of Child Psychiatry, vol.17, issue.1, pp.1-13, 1978.
DOI : 10.1016/S0002-7138(09)62273-1

E. Turiel, The development of social knowledge: Morality and convention, 1983.

A. Vaish, T. Grossmann, and A. Woodward, Not all emotions are created equal: The negativity bias in social-emotional development., Psychological Bulletin, vol.134, issue.3, pp.383-403, 2008.
DOI : 10.1037/0033-2909.134.3.383

A. Vaish, M. Carpenter, and M. Tomasello, Sympathy through affective perspective taking and its relation to prosocial behavior in toddlers., Developmental Psychology, vol.45, issue.2, pp.534-543, 2009.
DOI : 10.1037/a0014322

A. Vaish, M. Carpenter, and M. Tomasello, Young Children Selectively Avoid Helping People With Harmful Intentions, Child Development, vol.67, issue.22, pp.1661-1669, 2010.
DOI : 10.1111/j.1467-8624.2010.01500.x

A. Vaish, M. Missana, and M. Tomasello, Three-year-old children intervene in third-party moral transgressions, British Journal of Developmental Psychology, vol.28, issue.1, pp.124-130, 2011.
DOI : 10.1348/026151010X532888

G. E. Walton and T. G. Bower, NEWBORNS FORM "PROTOTYPES" IN LESS THAN 1 MINUTE, Psychological Science, vol.134, issue.3, pp.203-205, 1993.
DOI : 10.1016/0163-6383(92)80027-R

F. Warneken and M. Tomasello, Altruistic Helping in Human Infants and Young Chimpanzees, Science, vol.311, issue.5765, pp.311-1301, 2006.
DOI : 10.1126/science.1121448

F. Warneken and M. Tomasello, Varieties of altruism in children and chimpanzees, Trends in Cognitive Sciences, vol.13, issue.9, pp.397-402, 2009.
DOI : 10.1016/j.tics.2009.06.008

F. Warneken, F. Chen, and M. &tomasello, Cooperative Activities in Young Children and Chimpanzees, Child Development, vol.14, issue.1, pp.640-663, 2006.
DOI : 10.1017/S0140525X05000129

J. S. Watson, Smiling, cooing, and "the game, Merrill-Palmer Quarterly, vol.18, pp.323-339, 1972.

R. M. Weigel, The application of evolutionary models to the study of decisions made by children during object possession conflicts, Ethology and Sociobiology, vol.5, issue.4, pp.229-238, 1984.
DOI : 10.1016/0162-3095(84)90003-7

D. S. Weisberg and A. Leslie, Preschoolers focus on harm, not just emotions, in their moral judgments. Poster presented at the biennal meeting of the Cognitive Development Society, 2009.

H. M. Wellman, Understanding the Psychological World: Developing a Theory of Mind, Handbook of Child Cognitive Development, pp.167-187, 2002.
DOI : 10.1002/9780470996652.ch8

H. M. Wellman, C. Larkey, and S. C. Somerville, The Early Development of Moral Criteria, Child Development, vol.50, issue.3, pp.879-873, 1979.
DOI : 10.2307/1128956

R. W. White, Motivation reconsidered: The concept of competence., Psychological Review, vol.66, issue.5, pp.297-330, 1959.
DOI : 10.1037/h0040934

H. Wimmer and J. Perner, Beliefs about beliefs: Representation and constraining function of wrong beliefs in young children's understanding of deception, Cognition, vol.13, issue.1, pp.103-128, 1983.
DOI : 10.1016/0010-0277(83)90004-5

L. T. Winegar and K. A. Renninger, Object conflict and sharing in the preschool: Further evidence for a prior possession rule. Paper presented at the Biennal meeting of the Society for Research in Child Development, 1989.

D. W. Winnicott, Transitional objects and transitional phenomenaÑA study of the first not-me possession, International Journal of Psychoanalysis, vol.34, pp.89-97, 1953.

D. W. Winnicott, Playing and reality, 1982.

F. Xu and E. S. Spelke, Large number discrimination in 6-month-old infants, Cognition, vol.74, issue.1, pp.74-75, 2000.
DOI : 10.1016/S0010-0277(99)00066-9

J. Yau and J. Smetana, Conceptions of Moral, Social-Conventional, and Personal Events Among Chinese Preschoolers in Hong Kong, Child Development, vol.67, issue.3, pp.647-658, 2003.
DOI : 10.1037//0012-1649.37.3.373

P. D. Zelazo, C. C. Helwig, and A. Lau, Intention, Act, and Outcome in Behavioral Prediction and Moral Judgment, Child Development, vol.67, issue.5, pp.2478-2492, 1996.
DOI : 10.2307/1131635

. Ònoó, 0 if other or absent for each question. The table shows the means of participants (and standard errors)

. Ònoó, 0 if other or absent for each question. The table shows the means of participants (and standard errors)

P. Gabalda, B. Jacob, P. Dupoux, and E. , Thou shalt not steal ? Evaluation of property transfers in children

B. Gabalda, P. Jacob, and E. Dupoux, The role of emotional cues in young childrenÕs evaluation of ownership transgressions

B. Gabalda, P. Jacob, and E. Dupoux, Developmental bases of the concept of ownership: possession, control, attachment

B. Gabalda, P. Jacob, and E. Dupoux, Meta-analysis of evaluations of ownership transgressions in ontogeny